size = defaultMaxSize
	}

	if ttl <= 0 {
		ttl = defaultTTL
	}

	onEvicted := func(k string, v *Stmt) {
		if v != nil {
			go v.Close()
		}
	}
	return &lruStore{lru: lru.NewLRU[string, *Stmt](size, onEvicted, ttl)}
}

type lruStore struct {
	lru *lru.LRU[string, *Stmt]
}

func (s *lruStore) Keys() []string {
	return s.lru.Keys()
}